package com.youzhi.backend.mapper;

import com.youzhi.backend.entity.Letter;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

/**
 * <p>
 * 后台信件表 Mapper 接口
 * </p>
 *
 * @author xumeng
 * @since 2023-02-13
 */
public interface LetterMapper extends BaseMapper<Letter> {

}
